The actress has taken to Twitter to defend herself against critics after publicly endorsing Mitt Romney--many of them pelting her with racially tinged digs.

Star Power: Celebrities on Team Romney

On Sunday, the 46-year-old star tweeted, "Vote for Romney. The only choice for your future. @mittromney @teamromney #mittromney #VOTE #voteromney," and attached a photo of herself mugging it up in a Baywatch-style bathing suit--complete with ginormous life preserver!--in front of an American flag.